diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn
index aaa4580..77da306 100644
--- a/bsc/BSC_Tests.ttcn
+++ b/bsc/BSC_Tests.ttcn
@@ -489,9 +489,11 @@
 	chreq_total := f_ctrl_get_ratectr_abs(IPA_CTRL, "bts", 0, "chreq:total");
 	chreq_nochan := f_ctrl_get_ratectr_abs(IPA_CTRL, "bts", 0, "chreq:no_channel");
 
-	/* expect 5xTCH/F to succeed */
+	/* GSM 04.08 Table 9.9a:
+	 * RA = '33'O -> Establishment cause = 0011xxxx (MS dual rate capable and asks for "TCH/H or TCH/F").
+	 * With current setup, expect 4xSDCCH + 4xTCH/F + 1xTCH/H to succeed */
 	for (i := 0; i < NUM_TCHF_PER_BTS + NUM_TCHH_PER_BTS + NUM_SDCCH_PER_BTS; i := i+1) {
-		var RslChannelNr chan_nr := f_chreq_act_ack('23'O, i);
+		var RslChannelNr chan_nr := f_chreq_act_ack('33'O, i);
 	}
 
 	IPA_RSL[0].clear;